Moscow. Workers in the open-hearth shop of the "Hammer and Sickle" plant, the correspondents of the factory newspaper "Martenovka" receive an editorial assignment; students of the Communist Institute of Journalism at the plant in the classroom, the work of a radio newspaper. Belovsky Zinc Plant in Siberia, shops, workers at work - making zinc and pouring it into molds. Moscow. Assembling a five-engine passenger aircraft at the TsAGI pilot plant. North Caucasus. Sowing at the Gigant grain state farm.